World War II soldier-turned-U.S. marshal Teddy Daniels investigates the disappearance of a patient from a hospital for the criminally insane, but his efforts are compromised by his own troubling visions and by Dr. Cawley.

Drama is set in 1954, U.S. Marshal Teddy Daniels is investigating the disappearance of a murderess
who escaped from a hospital for the criminally insane and is presumed to be hiding on the remote Shutter Island.